1. Frame: aluminum oxidation, foldable, easy storage
2. Rear wheel: solid rubber rear wheel.
3. Front wheel: PVC+PP integrated solid wheel, configured as high-strength engineering plastic wheel hub, air-free solid tire
4. Seat cushion: The backrest material is oxford cloth built-in sponge; the seat cushion material is oxford cloth built-in sponge, with a canvas interlayer greater than 300d in the middle.
5. Armrest: Flip the armrest upwards.